package demo3;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: ASUS
 * Date: 2023-11-22
 * Time: 17:17
 */
public class KeyBoard implements USB {
    public void openDevice(){
        System.out.println("打开键盘服务");

    }
    public void closeDevice(){
        System.out.println("关闭键盘服务");
    }
    public void input(){
        System.out.println("键盘输入文字");
    }
}
